CleanMax and STT GDC India Expand Renewable Energy Partnership

Filed: April 1, 2026

Filing Summary

Clean Max Enviro Energy Solutions Ltd has announced an expansion of its renewable energy partnership with STT Global Data Centres India Private Ltd. The collaboration now exceeds 130 MW, including a new 21 MWp solar addition. This agreement enhances CleanMax’s wind-solar hybrid power supply to STT GDC India’s data centres in Chennai, Tamil Nadu. STT GDC India will invest 26% equity in the renewable project. The partnership supports STT GDC India’s goal of carbon neutrality by 2030, with renewables contributing approximately 70% of its energy mix by 2025.

Clean Max Enviro Energy Solutions Ltd has expanded its renewable energy partnership with STT Global Data Centres India Private Ltd. The collaboration now surpasses 130 MW, incorporating a new 21 MWp solar addition. This development is part of a series of Power Purchase Agreements executed recently, enhancing CleanMax’s existing wind-solar hybrid power supply to STT GDC India’s data centres in Chennai, Tamil Nadu.

The financial terms of the agreement include a 26% equity investment by STT GDC India in the renewable energy project. This investment is part of a strategy to scale its contracted green energy capacity in a captive mode. The partnership reflects a deliberate approach by data centre operators to integrate solar and wind energy, ensuring a reliable, round-the-clock renewable energy supply.

The operational scope of the agreement involves augmenting CleanMax’s wind-solar hybrid power supply to STT GDC India’s data centres. The expansion is designed to support the rising energy demands driven by AI-led workloads. The partnership aims to provide reliable hybrid renewable energy capacity across key data centre hubs in Tamil Nadu and Maharashtra.

The market context highlights the increasing importance of renewable energy solutions as AI-driven workloads redefine energy strategies for data centres. CleanMax’s role in powering India’s digital infrastructure is growing, with the AI and data centre segment accounting for approximately 42% of its contracted capacity of 5.7 GW. This represents significant growth over the past two years.

The timeline for the partnership’s implementation includes the recent execution of additional Power Purchase Agreements. STT GDC India is on track to achieve carbon neutrality by 2030, with renewable energy expected to contribute approximately 70% of its energy mix by 2025. The collaboration supports this goal by enhancing the renewable energy supply to its data centres.

STT Global Data Centres India Private Ltd is a leading AI-ready colocation data centre services provider in India. The company focuses on responsible growth through a strong emphasis on ESG, safety, ethics, integrity, and inclusion. It aims to achieve carbon-neutral data centre operations by 2030.

Clean Max Enviro Energy Solutions Ltd is India’s largest renewable energy company for the Commercial and Industrial sector. The company provides diverse solutions, including rooftop solar projects, utility-scale solar farms, wind farms, and wind-solar hybrid farms. CleanMax focuses on being the sustainability and net-zero partner of choice for corporates, with a significant portion of its portfolio anchored in the AI and data centre segment.

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